Modbus (Rtu Mode, Modicon Plc) - Omron NV3W Connection Manual

Modbus (RTU Mode, Modicon PLC)

10-1 Modbus (RTU Mode, Modicon PLC)

PLC Model Selection
Applicable Devices
Bit/word devices
Bit devices Input relays
Coils
Word devices Input relays
Coils
Input registers
Holding registers
Communications Settings
Note
106
• Modicon PLCs
• Device setting: Start No. xxxxx1
Select Modbus (RTU Mode | Modicon PLC).
100001 to 165536
000001 to 065536
100001 to 165536
000001 to 065536
300001 to 365536
400001 to 465536
The following communications settings are recommended for the PT and
PLC.
■
PT Communications Settings
Item
PLC station number
Baud rate
Data length
Stop bits
Parity
■
PLC Communications Settings
Item
Slave address
Mode
Baud rate
Data length
Stop bits
Parity
Using PLCs from Other Manufacturers
Always confirm operation on the actual PLC that you intend to use.
No.
Setting
1
19,200 bps
8
1
Even
Setting
1
RTU mode
19,200 bps
8
1
Even
Section 10-1
Comments
The address must be a multi-
ple of 16.
The address must be a multi-
ple of 16.